Math, asked by samRyjel, 1 year ago


5. The value of sin 50° - sin 70° + sin 10°:
???​

Answers

Answered by sonu007451
2

Answer:

sin50 -sin70 + sin10

by using component formula

-2cos60.sin10 + sin10

sin10 (1-2cos60)

sin10 (sin^2(30))

sin10 (1/4)

1/4 sin10

add as brainlist plz plz plz

Answered by rajsanyam737
1

Answer:

Step-by-step explanation:

sin 50-sin 70+sin10=cos 40-cos20+cos80

=cos 80-cos 20 +cos 40

= -2sin30sin50 + cos 40

= -sin 50 + cos 40

= cos 40-cos 40

= 0

Similar questions